Finding the Fourth Proportional to 734,950.14, 1,014,137.12 and 428,956.35
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Solution
The fourth proportional to 734,950.14, 1,014,137.12 and 428,956.35 is: 591,904.85
Step by Step Solution
- Step 1: Write the proportion equation
734,950.14 : 1,014,137.12 = 428,956.35 : x - Step 2: Convert to fraction form
734,950.14/1,014,137.12 = 428,956.35/x - Step 3: Cross multiply
734,950.14x = 1,014,137.12 × 428,956.35 - Step 4: Simplify right side
734,950.14x = 435,020,555,249.93 - Step 5: Solve for x
x = 435,020,555,249.93/734,950.14 - Step 6: Final answer
x = 591,904.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.